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September Weather in Guoyuan, China

Last updated: August 23, 2025

In September, the average temperature in Guoyuan, China hovers at a comfortable 24°C (76°F). Expect a range that can dip to a cool 13°C (56°F) and rise to a warm 35°C (95°F). During this month, precipitation averages around 118 mm (4.6 in), typically falling over 11 days. With an average humidity of 79%, it's a perfect time to enjoy the warmth with a chance of refreshing rain.

September Temperature in Guoyuan

In September, in Guoyuan, the average temperature is 24°C (76°F), with maximums reaching up to 35°C (95°F) and minimums dropping as low as 13°C (56°F). This pleasant climate makes it an ideal time for outdoor activities and exploration.

September Weather in Guoyuan: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Guoyuan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Guoyuan, September typically has an average temperature of 24°C (76°F), with highs reaching up to 35°C (95°F) and lows dropping to around 13°C (56°F).
JanFebMarAprMayJunJulAugSepOctNovDec404252607077828375645543
Data source: Temperature data for Guoyuan generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Guoyuan

In Guoyuan in September, the precipitation amount is 118 mm (4.6 in) over the course of 11 days.

September Precipitation Trends in Guoyuan

The chart displays monthly precipitation patterns in Guoyuan, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Guoyuan, September typically receives around 118 mm (4.6 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec46495568122138256170118504641
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Guoyuan

In Guoyuan in September, humidity is 79%. With an average temperature of 24°C (76°F), this humidity feels like a thick blanket wrapped around you, making traveling somewhat uncomfortable and sticky, as you navigate through the warmth while constantly seeking shade and hydration.

September Average Humidity in Guoyuan

This chart illustrates the average monthly humidity levels in Guoyuan, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Guoyuan is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec67%69%79%86%87%90%95%92%79%76%77%73%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Guoyuan

In Guoyuan in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Guoyuan.

Maximum UV Index Levels in Guoyuan for September

The chart shows the monthly maximum UV Index (UVI) for Guoyuan in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Guoyuan typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101010111110854
Data source: Guoyuan September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in Guoyuan Compares to Other Months

Weather in Guoyuan varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Guoyuan, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Guoyuan, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)46 mm (1.8 inches)67%moderate
February Weather6°C (42°F)48 mm (1.9 inches)69%high
March Weather11°C (52°F)55 mm (2.2 inches)79%very high
April Weather16°C (60°F)68 mm (2.7 inches)86%very high
May Weather21°C (70°F)122 mm (4.8 inches)87%very high
June Weather25°C (77°F)138 mm (5.4 inches)90%very high
July Weather28°C (83°F)256 mm (10.1 inches)95%extreme
August Weather29°C (84°F)170 mm (6.7 inches)92%extreme
September Weather24°C (76°F)118 mm (4.6 inches)79%very high
October Weather18°C (65°F)50 mm (2.0 inches)76%very high
November Weather13°C (55°F)46 mm (1.8 inches)77%moderate
December Weather6°C (43°F)41 mm (1.6 inches)73%moderate

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